Nested Containment Lists (NCLS)

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library 0.0.70 ·python
verified May 1, 2026

A fast interval tree-like implementation in C, wrapped for the Python ecosystem. It provides data structures for nested interval containment queries (e.g., finding all intervals containing a point or overlapping a range). Version 0.0.70 is current; releases are infrequent and versioned 0.0.x.

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